What is Jinny Chang's specialty?

Jinny Chang (NPI 1336266857) is a Medicare-billing provider whose primary specialty is Allergy/ Immunology in Santa Barbara, CA.

Where does Jinny Chang practice?

Jinny Chang practices in Santa Barbara, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1336266857.

How much does Medicare pay Jinny Chang?

Jinny Chang (NPI 1336266857) received approximately $38K in total Medicare Part B payments, serving 185 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1336266857

Jinny ChangMD

PRACTICESANSUM CLINICSee all providers at this practice →

Allergy/ ImmunologySanta Barbara, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

314

Unique beneficiaries

—

Total services

856

Distinct HCPCS

Medicare payment

$26K

Peer benchmark

Total Medicare services vs. 329 Allergy/ Immunology providers in CA — below median (cohort median 4,377).

PRESCRIBING · PART D · 2024

Total Rx claims

753

Beneficiaries

—

Total drug cost

$342K

Distinct drugs

Brand share

45.7%

Top prescribed drugs

Montelukast Sodium157 claims

Azelastine Hcl118 claims

Ipratropium Bromide104 claims

Immun Glob G(Igg)/Gly/Iga Ov5065 claims

Albuterol Sulfate41 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$3K

Payment records

By payment type

Consulting Fee$2K

Food and Beverage$1K

Top paying entities

Consulting Fee$2K

Food and Beverage$1K

REFERRAL NETWORK

Where Jinny Chang's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 2 inbound referrers · 2 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Pacific Diagnostic Laboratories Clinical Laboratory · Santa Barbara, CA	50	141
Myron Liebhaber Allergy/ Immunology · Santa Barbara, CA	11	44

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
Pacific Diagnostic Laboratories Clinical Laboratory · Santa Barbara, CA	70	206
Myron Liebhaber Allergy/ Immunology · Santa Barbara, CA	11	20

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history

Healthparse Signals

Monitor this provider for changes — dated NPI change events